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CDCE937-Q1 Arkusz danych(PDF) 1 Page - Texas Instruments |
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CDCE937-Q1 Arkusz danych(HTML) 1 Page - Texas Instruments |
1 / 30 page Xin/Clk 1 20 Xout S0 2 19 S1/SDA Vdd 3 18 S2/SCL Vctr 4 17 Y1 GND 5 16 GND Vddout 6 15 Y2 Y4 7 14 Y3 Y5 8 13 Vddout GND 9 12 Y6 Vddout 10 11 Y7 Y4 Y5 VDD GND Vctr Vddout S2/S1/S0or SDA/SCL Y1 VCXO XO LVCMOS 3 Y2 Y3 LV CMOS LV CMOS PLL1 withSSC LV CMOS LV CMOS LV CMOS PLL2 withSSC Y6 Y7 LV CMOS LV CMOS PLL3 withSSC Divider and Output Control Programming and ControlRegister EEPROM CDCE937-Q1 CDCEL937-Q1 www.ti.com SCAS892B – FEBRUARY 2010 – REVISED MAY 2010 PROGRAMMABLE 3-PLL VCXO CLOCK SYNTHESIZER WITH 1.8-V, 2.5-V, AND 3.3-V LVCMOS OUTPUTS Check for Samples: CDCE937-Q1, CDCEL937-Q1 1 FEATURES • Qualified for Automotive Applications • 1.8-V Device Power Supply • Member of Programmable Clock Generator • Flexible Clock Driver Family – Three User-Definable Control Inputs – CDCE913/CDCEL913: 1-PLL, 3 Outputs [S0/S1/S2]; e.g., SSC Selection, Frequency Switching, Output Enable or Power Down – CDCE925/CDCEL925: 2-PLL, 5 Outputs – Generates Highly Accurate Clocks for – CDCE937/CDCEL937: 3-PLL, 7 Outputs Video, Audio, USB, IEEE1394, RFID, – CDCE949/CDCEL949: 4-PLL, 9 Outputs Bluetooth™, WLAN, Ethernet™, and GPS • In-System Programmability and EEPROM – Generates Common Clock Frequencies – Serial Programmable Volatile Register Used With TI DaVinci™, OMAP™, DSPs – Nonvolatile EEPROM to Store Customer – Programmable SSC Modulation Setting – Enables 0-PPM Clock Generation • Flexible Input Clocking Concept • Latch-Up Performance Meets 100 mA – External Crystal: 8 MHz to 32 MHz Per JESD 78, Class I – On-Chip VCXO: Pull Range ±150 ppm • Wide Temperature Range –40° C to 125° C – Single-Ended LVCMOS up to 160 MHz • Packaged in TSSOP • Selectable Output Frequency up to 230 MHz • Development and Programming Kit for Easy • Low-Noise PLL Core PLL Design and Programming (TI Pro-Clock™) – Integrated PLL Loop Filter Components APPLICATIONS – Low Period Jitter (Typ 60 ps) • D-TV, HD-TV, STB, IP-STB, DVD-Player, • Separate Output Supply Pins DVD-Recorder, Printer – CDCE937: 3.3 V and 2.5 V – CDCEL937: 1.8 V 1 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Copyright © 2010, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
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